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FOC | Family List | FOC Vol. 9 | Pittosporaceae | Pittosporum

40. Pittosporum johnstonianum Gowda, J. Arnold Arbor. 32: 335. 1951.

滇西海桐 dian xi hai tong

Trees small. Young branchlets glabrous, inconspicuously lenticellate; old branchlets conspicuously lenticellate. Petiole 1–1.5 cm; leaf blade pale green abaxially, green and shiny adaxially, dark green after drying, oblanceolate or oblong, 8–15 × 2–5 cm, thinly leathery, glabrous abaxially, lateral veins 8- or 9-paired, slightly convex abaxially, visible adaxially, reticulate veins indistinct on both surfaces, base cuneate, usually decurrent, margin flat, apex acuminate. Flowers not seen. Infructescences 3–5 in leaf axils at branchlet apex, glomerulate (when 3–4 cm wide) or laxly compoundly umbellate, glabrous; peduncle 1–3 cm, numerous lenticellate; pedicels 0.5–1.5 cm. Capsule globose, slightly compressed, 8–9 mm in diam., dehiscing by 2 valves; pericarp thin, orbicular, pubescent abaxially, horizontally striate adaxially; placentas at base to middle part of valves; stipe indistinct; persistent style ca. 2 mm. Seeds more than 16, angular, small, 1.5–2 mm; funicle very short. Fl. Mar–May, fr. May–Nov.

Forests, thickets, slopes; 1200--3100 m. SW Sichuan, W Yunnan [N Myanmar].

1 Infructescences laxly compoundly umbellate, peduncle 2.5–3 cm, pedicels 0.5–1.5 cm.   40a var. johnstonianum
+ Infructescences glomerulate, 3–4 cm wide, peduncle ca. 1 cm, pedicels 0.5–0.9 cm.   40b var. glomerulatum

Lower Taxa


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